Scott won bronze in the 100 metres hurdles at the 2016 European Athletics Youth Championships held in Tbilisi, Georgia.[6] In 2018, she earned silver as part of the 4 × 100 m Irish team at the World U-20 Championships in Tampere, Finland.[7]
Scott took her first Irish national senior title in 2019 when she won the 60 m race in a time of 7.32 seconds at the National Sports Campus in Abbotstown.[8]
On 29 January 2022, she broke the national 60 m record held by Amy Foster by running 7.23 seconds for the distance. However, Scott only initially held the record for a few days as Rhasidat Adeleke then ran 7.21 in Albuquerque that same week. On 27 February, Scott regained the national record running 7.19 and in doing so secured the win for her second Irish Indoor Athletics Championships in Abbotstown. It was the second time the final had been run that day after a technical fault had not recorded times for the first race.[9][10][11][12] In February, Scott also recorded a win over 60 m European indoor champion Ajla Del Ponte at the Czech Gala in Ostrava.[13]
Scott was named in the Ireland squad for the 2022 World Athletics Indoor Championships held in the Serbian capital Belgrade in March 2022.[14][15] She qualified from the heats for the semi-final in the 60 m,[16] before finishing 19th overall.[17] She was named in the Irish sprint relay team for the outdoor 2022 World Athletics Championships held in Eugene, Oregon.[18]
On 17 February 2024, she finished runner-up in a personal best time of 8.31 in the 60 metres hurdles at the Irish national indoor championships.[19] The following day she won the 60 metres title in a time of 7.36 seconds.[20] In June 2024, she finished second in the 100m hurdles at the Irish Athletics Championships in 13.64 seconds.[21]
On 1 March 2026, Scott placed third in the 60 metres at the Irish Indoor Athletics Championships in 7.37 seconds finishing behind Ciara Neville and Precious Akpe-Moses, but ahead of defending champion Sarah Leahy.[22] She was named in the Irish team for the 2026 World Athletics Relays in Botswana.[23]
